Light bar



FIG. 1 is a perspective view from the front thereof of a light bar inaccordance with our design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a side elevational view thereof;

FIG. 4 is a top view thereof;

FIG. 5 is a bottom view thereof; and,

FIGS. 6 and 7 are front elevational views, similar to FIG. 2, of furtherembodiments of our design, the other views thereof being like FIGS. 1and 3-5.

The ornamental design for a light bar, as shown and described.